How far is St. Petersburg, FL from Mount Plymouth, FL?

The driving distance from St. Petersburg, FL to Mount Plymouth, FL is about 128 miles (206 km), with a travel time of about 02h 29m by car.

  • The straight-line flight distance is about 100 miles (160.9 km).
  • For a round trip, plan for roughly 04h 59m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
128.01 mi
02h 29m
Flight
99.99 mi
160.92 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from St. Petersburg.

Flight Distance

Direct air line
99.99 mi
Kilometers
160.92 km
Flight Time
00h 12m

Driving Distance

Road route
128.01 mi
Kilometers
206.02 km
Drive Time
02h 29m

Gas Cost Calculator

Leave and Arrive Planner

Pick a departure time to see your estimated arrival and same-day return window.

Drive time stays fixed at 02h 29m.

Arrival Snapshot
Arrive in Mount Plymouth
Sun, Apr 19, 2:20 AM EDT
Return by in St. Petersburg
Sun, Apr 19, 4:50 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave St. Petersburg
2026-04-18T23:50
Arrive Mount Plymouth
Sun, Apr 19, 2:20 AM EDT
Route Timing
02h 29m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:30 AM to 12:30 PM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:30 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in St. Petersburg
9:30 PM EDT
Morning start is best

You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Polk City
FL

City in Polk County, Florida, United States

From St. Petersburg
64.1 mi
01h 14m
To Mount Plymouth
64 mi
01h 14m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
88°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM EDT
Wind
5 to 9 mph S
Destination
91°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM EDT
Wind
5 mph SSE

Driving Route Map

The map below follows the saved road route between St. Petersburg and Mount Plymouth.

Turn-by-Turn Driving Directions

Step-by-step road directions between St. Petersburg and Mount Plymouth.

  1. 1

    Start on 34th Street South

    2326 ft · 1 min · 34th Street South

  2. 2

    Turn right onto 5th Avenue North

    1.2 mi · 2 min · 5th Avenue North

  3. 3

    Take the ramp left toward I 275 North

    1811 ft · 50 sec

  4. 4

    Merge slight left

    21.4 mi · 27 min

  5. 5

    Take the exit slight right toward I 4 East: Orlando

    2472 ft · 42 sec

  6. 6

    Continue straight

    58.6 mi · 1 hr 4 min

  7. 7

    Take the exit slight right toward FL 429 North: Apopka

    1.1 mi · 2 min

  8. 8

    Continue on Western Beltway

    32.4 mi · 37 min · Western Beltway

  9. 9

    Continue on Wekiva Parkway

    9.9 mi · 11 min · Wekiva Parkway

  10. 10

    Take the exit slight right toward CR 46A, FL 46: Sorrento, Mount Plymouth

    1841 ft · 52 sec

  11. 11

    Turn left onto FL 46, FL 46A: Sorrento, Mount Plymouth

    1317 ft · 22 sec

  12. 12

    Continue straight

    3134 ft · 53 sec

  13. 13

    Turn left onto Sorrento Avenue

    1.5 km · 1 min · Sorrento Avenue

  14. 14

    Turn left

    22 m · 1 sec

  15. 15

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between St. Petersburg and Mount Plymouth.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
15 steps
4 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
11.7 / 100 mi
Decision points by distance
Main Roads
I 4 East
59.1 mi · 46%
Western Beltway
32.4 mi · 25%
I 275 North
21.8 mi · 17%
Wekiva Parkway
9.89 mi · 8%
5th Avenue North
1.16 mi · 1%
FL 429 North
1.11 mi · 1%
Longest Stretch

I 4 East

Continue straight

58.6 mi · 01h 04m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
02h 29m
Day trip friendly
Same-Day Return
05h 00m
Round-trip wheel time
Road vs Air
+28 mi
100 mi direct line
Halfway Stop
Polk City
01h 14m from St. Petersburg
Leave By
1:30 PM EDT
Morning start is best
Weather Watch

Sunny leaving St. Petersburg and Sunny near Mount Plymouth.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from St. Petersburg to Mount Plymouth?

The road trip is about 128 miles (206 km) and usually takes 02h 29m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Polk City is a useful midpoint, sitting about 64.1 miles from St. Petersburg and 64 miles from Mount Plymouth.

How much longer is the road route than the straight-line distance?

The direct path is about 100 miles (160.9 km), while the road route adds roughly 28 extra miles because roads do not follow the straight air line.

When is the best time to leave for this route?

A good departure window is usually 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:30 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $18.75 one way or $37.50 round trip. Estimated CO2 is about 40.2 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around St. Petersburg and Sunny near Mount Plymouth.

Stop Ideas Near Polk City

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Polk City, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Polk City.

RAIL

Lakeland

20 mi away
600 East Main Street
RAIL

Lakeland

20 mi away
600 East Main Street
RAIL

Winter Haven

22 mi away
1800 7th St SW
OTHER

Dade City, Florida

41 mi away
14218 US Highway 98

Flight Path Map

This map shows the direct air route between St. Petersburg and Mount Plymouth. Straight-line distance: 99.99 mi (160.92 km).

St. Petersburg

#1 St. Petersburg

The second most populous city in Florida.

Population253,693
Coordinates27.7708600, -82.6792700
Altitude13
CountryUnited States
Mount Plymouth

#2 Mount Plymouth

Census-designated place in Lake County, Florida

Population4,011
Coordinates28.8080500, -81.5331300
Altitude24
CountryUnited States
Start: St. Petersburg (-82.67927, 27.77086)
End: Mount Plymouth (-81.53313, 28.80805)

Estimated Travel Time

Distance: 206 km by road

SpeedTime
30 mph (48.3 km/h)04h 15m
40 mph (64.37 km/h)03h 12m
50 mph (80.47 km/h)02h 33m
60 mph (96.56 km/h)02h 08m
70 mph (112.65 km/h)01h 49m
80 mph (129 km/h)01h 35m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.52 gal
17.1 L · about $18.75
Round trip
$37.50
9.04 gal · 34.2 L
Estimated CO2
40.2 kg one way
Round trip: 80.3 kg / 177 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.15 $18.75 $37.50
Mid-grade $4.60 $20.77 $41.55
Premium $4.90 $22.13 $44.26
Diesel $4.35 $19.66 $39.32

Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.

Prices in Florida · Apr 19, 2026

There is no time difference between St. Petersburg and Mount Plymouth. The current time is 23:50:27.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.